[Bioperl-l] ontology changes

[Hilmar Lapp]

I checked in all the changes. You can look at them in the main trunk, 
primarily in the Bio/Ontology/ directory.

I also added Bio::OntologyIO. with 'interpro' and 'go' the only formats 
recognized yet.

	-hilmar
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Hilmar Lapp                            email: lapp at gnf.org
GNF, San Diego, Ca. 92121              phone: +1-858-812-1757
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